“I’m bringing out a new version of the Band Aid song, ‘Duvet Know It’s Christmas?’ It’s a cover!”

“Do They Know It’s Christmas?” (1984) is a song that was written by Bob Geldof and Midge Ure and performed by a British and Irish supergroup called Band Aid, in an effort to aid victims of a famine in Ethiopia. “Do they” is sometimes given as the pun “duvet.”
 
“Duvet Think It’s All Over #sleeptv Duvet know it’s Christmas time? #sleepylyrics” was posted on Twitter by No Cheeses For Us Meeces on September 20, 2009. “‘Duvet Know it’s Christmas?’ is a cover” was posted on Twitter by Sean Leahy on December 9, 2014. “‘Duvet Know It’s Christmas?’ is being re-released this year. It’s another cover” was posted on Twitter by Sean Leahy on December 4, 2015.
 
“This year I’m releasing a Christmas record called Duvet Know it’s Christmas? It’s a cover version” was posted on Reddit—Jokes on December 18, 2016. “This year I’m releasing a Christmas record called Duvet Know it’s Christmas? It’s a cover” was posted on Twitter by Shit Jokes on December 18, 2016.
       
“Me and my friends are in a band called ‘Duvet.’ We’re a cover band” is a related “duvet” joke.
   
         
Wikipedia: Do They Know It’s Christmas?
“Do They Know It’s Christmas?” is a song written in 1984 by Bob Geldof and Midge Ure in reaction to television reports of the 1983–1985 famine in Ethiopia. It was first recorded in a single day on 25 November 1984 by Band Aid, a supergroup put together by Geldof and Ure and consisting mainly of the biggest British and Irish musical acts at the time. The single was released in the United Kingdom on 3 December 1984 and aided by considerable publicity it entered the UK Singles Chart at number one and stayed there for five weeks, becoming the Christmas number one of 1984.
 
YouTube 
Band Aid - Do they know it’s christmas 1984 | HD - Widescreen 16:9
Nov 23, 2016
Christmas Music Videos
       
Twitter     
No Cheeses For Us Meeces
@Scriblit
Duvet Think It’s All Over #sleeptv Duvet know it’s Christmas time? #sleepylyrics
6:10 PM · Sep 20, 2009·Twitter Web Client
   
Twitter
Rhys Williams
@RhysWilliams2
Replying to @HurstAKA
@HurstAkaMiwurdz How about #sleeppop? I’ll start. Duvet Know It’s Christmas.
6:10 PM · Sep 20, 2009·Twitter Web Client
   
Twitter
Sean Leahy
@thepunningman
“Duvet Know it’s Christmas?” is a cover.
#adventlolendar
4:17 AM · Dec 9, 2014·Twitter for iPhone
   
Twitter
Sean Leahy
@thepunningman
“Duvet Know It’s Christmas?” is being re-released this year. It’s another cover.
6:11 AM · Dec 4, 2015·TweetDeck
 
Reddit—Jokes 
Posted by u/BookerGinger December 18, 2016
This year I’m releasing a Christmas record called Duvet Know it’s Christmas?
It’s a cover version.
 
Twitter
Shit Jokes
@ShitJokes
This year I’m releasing a Christmas record called Duvet Know it’s Christmas?
It’s a cover.
4:10 PM · Dec 18, 2016·Twitter for Android
     
Twitter
Bob Kostic
@causticbob
This year I have decided to release a Christmas record called Duvet Know it’s Christmas?
It’s a cover version.
8:09 AM · Nov 24, 2017·Twitter Web Client
 
Twitter
The Dad Joke Man
@DadJokeMan
I’m bringing out a version of the Band Aid song ...
‘Duvet Know It’s Christmas?’
It’s a cover ...
1:56 AM · Dec 6, 2018·Twitter for iPhone
 
Twitter 
Jokes UK
@jokesuk
I’m bringing out a new version of the Band Aid song…
‘Duvet Know It’s Christmas?’
It’s a cover!
7:14 AM · Dec 16, 2019·Twitter for iPhone
 
Twitter
Jimmy Ferguson
@JimmyFer1077650
This year I’ve decided to release a Christmas song.
Its called Duvet know it’s Christmas?
Its a cover version.
2:34 AM · Nov 26, 2020·Twitter for Android
   
Twitter
The Dad Joke Man
@DadJokeMan
I’m bringing out a version of the Band Aid song…
‘Duvet Know It’s Christmas?’
It’s a cover…
Christmas tree #SundayMorning
2:37 AM · Dec 6, 2020·Twitter for iPhone
 
Twitter
Dave †
@daveguitarjones
I’m bringing out a new version of the Band Aid song.
“Duvet Know It’s Christmas?”
It’s a cover…
2:38 PM · Dec 19, 2020·Twitter for iPad
 
Twitter
Robert Wilkinson
@robertwlk
Just started a band and our first record is ‘Duvet know it’s Christmas?’
It’s a cover.
6:29 AM · Dec 23, 2020·Twitter Web App